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Finding the Fourth Proportional to 267,079.54, 368,574.12 and 146,218.80

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Solution

The fourth proportional to 267,079.54, 368,574.12 and 146,218.80 is: 201,784.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,079.54 : 368,574.12 = 146,218.80 : x
  2. Step 2: Convert to fraction form
    267,079.54/368,574.12 = 146,218.80/x
  3. Step 3: Cross multiply
    267,079.54x = 368,574.12 × 146,218.80
  4. Step 4: Simplify right side
    267,079.54x = 53,892,465,537.46
  5. Step 5: Solve for x
    x = 53,892,465,537.46/267,079.54
  6. Step 6: Final answer
    x = 201,784.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.